Update leaflet to 1.5.1

Vendorfile

@@ -11,13 +11,13 @@ folder 'vendor/assets' do
   end
 
   folder 'leaflet' do
-    file 'leaflet.js', 'https://unpkg.com/leaflet@1.4.0/dist/leaflet-src.js'
+    file 'leaflet.js', 'https://unpkg.com/leaflet@1.5.1/dist/leaflet-src.js'
-    file 'leaflet.css', 'https://unpkg.com/leaflet@1.4.0/dist/leaflet.css'
+    file 'leaflet.css', 'https://unpkg.com/leaflet@1.5.1/dist/leaflet.css'
 
     [ 'layers.png', 'layers-2x.png',
       'marker-icon.png', 'marker-icon-2x.png',
       'marker-shadow.png' ].each do |image|
-      file "images/#{image}", "https://unpkg.com/leaflet@1.4.0/dist/images/#{image}"
+      file "images/#{image}", "https://unpkg.com/leaflet@1.5.1/dist/images/#{image}"
     end
 
     from 'git://github.com/aratcliffe/Leaflet.contextmenu.git', :tag => 'v1.5.0' do

vendor/assets/leaflet/leaflet.css

@@ -25,6 +25,10 @@
 	        user-select: none;
 	  -webkit-user-drag: none;
 	}
+/* Prevents IE11 from highlighting tiles in blue */
+.leaflet-tile::selection {
+	background: transparent;
+}
 /* Safari renders non-retina tile on retina better with this, but Chrome is worse */
 .leaflet-safari .leaflet-tile {
 	image-rendering: -webkit-optimize-contrast;
@@ -237,7 +241,8 @@
 
 .leaflet-marker-icon.leaflet-interactive,
 .leaflet-image-layer.leaflet-interactive,
-.leaflet-pane > svg path.leaflet-interactive {
+.leaflet-pane > svg path.leaflet-interactive,
+svg.leaflet-image-layer.leaflet-interactive path {
 	pointer-events: visiblePainted; /* IE 9-10 doesn't have auto */
 	pointer-events: auto;
 	}

vendor/assets/leaflet/leaflet.js

@@ -1,5 +1,5 @@
 /* @preserve
- * Leaflet 1.4.0, a JS library for interactive maps. http://leafletjs.com
+ * Leaflet 1.5.1+build.2e3e0ff, a JS library for interactive maps. http://leafletjs.com
  * (c) 2010-2018 Vladimir Agafonkin, (c) 2010-2011 CloudMade
  */
 
@@ -9,7 +9,7 @@
 	(factory((global.L = {})));
 }(this, (function (exports) { 'use strict';
 
-var version = "1.4.0";
+var version = "1.5.1+build.2e3e0ffb";
 
 /*
  * @namespace Util
@@ -127,8 +127,8 @@ function falseFn() { return false; }
 // @function formatNum(num: Number, digits?: Number): Number
 // Returns the number `num` rounded to `digits` decimals, or to 6 decimals by default.
 function formatNum(num, digits) {
-	var pow = Math.pow(10, (digits === undefined ? 6 : digits));
+	digits = (digits === undefined ? 6 : digits);
-	return Math.round(num * pow) / pow;
+	return +(Math.round(num + ('e+' + digits)) + ('e-' + digits));
 }
 
 // @function trim(str: String): String
@@ -468,7 +468,7 @@ var Events = {
 	 *
 	 * @alternative
 	 * @method off: this
-	 * Removes all listeners to all events on the object.
+	 * Removes all listeners to all events on the object. This includes implicitly attached events.
 	 */
 	off: function (types, fn, context) {
 
@@ -1648,9 +1648,11 @@ var Earth = extend({}, CRS, {
  * a sphere. Used by the `EPSG:3857` CRS.
  */
 
+var earthRadius = 6378137;
+
 var SphericalMercator = {
 
-	R: 6378137,
+	R: earthRadius,
 	MAX_LATITUDE: 85.0511287798,
 
 	project: function (latlng) {
@@ -1673,7 +1675,7 @@ var SphericalMercator = {
 	},
 
 	bounds: (function () {
-		var d = 6378137 * Math.PI;
+		var d = earthRadius * Math.PI;
 		return new Bounds([-d, -d], [d, d]);
 	})()
 };
@@ -2171,6 +2173,7 @@ function addDoubleTapListener(obj, handler, id) {
 				touch$$1 = newTouch;
 			}
 			touch$$1.type = 'dblclick';
+			touch$$1.button = 0;
 			handler(touch$$1);
 			last = null;
 		}
@@ -4308,9 +4311,15 @@ var Map = Evented.extend({
 		// this event. Also fired on mobile when the user holds a single touch
 		// for a second (also called long press).
 		// @event keypress: KeyboardEvent
-		// Fired when the user presses a key from the keyboard while the map is focused.
+		// Fired when the user presses a key from the keyboard that produces a character value while the map is focused.
+		// @event keydown: KeyboardEvent
+		// Fired when the user presses a key from the keyboard while the map is focused. Unlike the `keypress` event,
+		// the `keydown` event is fired for keys that produce a character value and for keys
+		// that do not produce a character value.
+		// @event keyup: KeyboardEvent
+		// Fired when the user releases a key from the keyboard while the map is focused.
 		onOff(this._container, 'click dblclick mousedown mouseup ' +
-			'mouseover mouseout mousemove contextmenu keypress', this._handleDOMEvent, this);
+			'mouseover mouseout mousemove contextmenu keypress keydown keyup', this._handleDOMEvent, this);
 
 		if (this.options.trackResize) {
 			onOff(window, 'resize', this._onResize, this);
@@ -4374,7 +4383,7 @@ var Map = Evented.extend({
 
 		var type = e.type;
 
-		if (type === 'mousedown' || type === 'keypress') {
+		if (type === 'mousedown' || type === 'keypress' || type === 'keyup' || type === 'keydown') {
 			// prevents outline when clicking on keyboard-focusable element
 			preventOutline(e.target || e.srcElement);
 		}
@@ -4413,7 +4422,7 @@ var Map = Evented.extend({
 			originalEvent: e
 		};
 
-		if (e.type !== 'keypress') {
+		if (e.type !== 'keypress' && e.type !== 'keydown' && e.type !== 'keyup') {
 			var isMarker = target.getLatLng && (!target._radius || target._radius <= 10);
 			data.containerPoint = isMarker ?
 				this.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e);
@@ -4666,7 +4675,7 @@ var Map = Evented.extend({
 		}
 
 		// @event zoomanim: ZoomAnimEvent
-		// Fired at least once per zoom animation. For continous zoom, like pinch zooming, fired once per frame during zoom.
+		// Fired at least once per zoom animation. For continuous zoom, like pinch zooming, fired once per frame during zoom.
 		this.fire('zoomanim', {
 			center: center,
 			zoom: zoom,
@@ -4784,6 +4793,8 @@ var Control = Class.extend({
 			corner.appendChild(container);
 		}
 
+		this._map.on('unload', this.remove, this);
+
 		return this;
 	},
 
@@ -4800,6 +4811,7 @@ var Control = Class.extend({
 			this.onRemove(this._map);
 		}
 
+		this._map.off('unload', this.remove, this);
 		this._map = null;
 
 		return this;
@@ -5197,7 +5209,7 @@ var Layers = Control.extend({
 			input.className = 'leaflet-control-layers-selector';
 			input.defaultChecked = checked;
 		} else {
-			input = this._createRadioElement('leaflet-base-layers', checked);
+			input = this._createRadioElement('leaflet-base-layers_' + stamp(this), checked);
 		}
 
 		this._layerControlInputs.push(input);
@@ -5582,7 +5594,7 @@ var Attribution = Control.extend({
 
 		// @option prefix: String = 'Leaflet'
 		// The HTML text shown before the attributions. Pass `false` to disable.
-		prefix: '<a href="http://leafletjs.com" title="A JS library for interactive maps">Leaflet</a>'
+		prefix: '<a href="https://leafletjs.com" title="A JS library for interactive maps">Leaflet</a>'
 	},
 
 	initialize: function (options) {
@@ -6327,7 +6339,7 @@ var LonLat = {
  * @namespace Projection
  * @projection L.Projection.Mercator
  *
- * Elliptical Mercator projection — more complex than Spherical Mercator. Takes into account that Earth is a geoid, not a perfect sphere. Used by the EPSG:3395 CRS.
+ * Elliptical Mercator projection — more complex than Spherical Mercator. Assumes that Earth is an ellipsoid. Used by the EPSG:3395 CRS.
  */
 
 var Mercator = {
@@ -6487,7 +6499,7 @@ CRS.Simple = Simple;
  * @example
  *
  * ```js
- * var layer = L.Marker(latlng).addTo(map);
+ * var layer = L.marker(latlng).addTo(map);
  * layer.addTo(map);
  * layer.remove();
  * ```
@@ -7418,6 +7430,10 @@ var Marker = Layer.extend({
 		// `Map pane` where the markers icon will be added.
 		pane: 'markerPane',
 
+		// @option pane: String = 'shadowPane'
+		// `Map pane` where the markers shadow will be added.
+		shadowPane: 'shadowPane',
+
 		// @option bubblingMouseEvents: Boolean = false
 		// When `true`, a mouse event on this marker will trigger the same event on the map
 		// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).
@@ -7510,6 +7526,12 @@ var Marker = Layer.extend({
 		return this.update();
 	},
 
+	// @method getIcon: Icon
+	// Returns the current icon used by the marker
+	getIcon: function () {
+		return this.options.icon;
+	},
+
 	// @method setIcon(icon: Icon): this
 	// Changes the marker icon.
 	setIcon: function (icon) {
@@ -7605,7 +7627,7 @@ var Marker = Layer.extend({
 		}
 		this._initInteraction();
 		if (newShadow && addShadow) {
-			this.getPane('shadowPane').appendChild(this._shadow);
+			this.getPane(options.shadowPane).appendChild(this._shadow);
 		}
 	},
 
@@ -7689,7 +7711,9 @@ var Marker = Layer.extend({
 	_updateOpacity: function () {
 		var opacity = this.options.opacity;
 
-		setOpacity(this._icon, opacity);
+		if (this._icon) {
+			setOpacity(this._icon, opacity);
+		}
 
 		if (this._shadow) {
 			setOpacity(this._shadow, opacity);
@@ -7826,6 +7850,9 @@ var Path = Layer.extend({
 		setOptions(this, style);
 		if (this._renderer) {
 			this._renderer._updateStyle(this);
+			if (this.options.stroke && style.hasOwnProperty('weight')) {
+				this._updateBounds();
+			}
 		}
 		return this;
 	},
@@ -8267,14 +8294,19 @@ var Polyline = Path.extend({
 		this._rings = [];
 		this._projectLatlngs(this._latlngs, this._rings, pxBounds);
 
+		if (this._bounds.isValid() && pxBounds.isValid()) {
+			this._rawPxBounds = pxBounds;
+			this._updateBounds();
+		}
+	},
+
+	_updateBounds: function () {
 		var w = this._clickTolerance(),
 		    p = new Point(w, w);
-
+		this._pxBounds = new Bounds([
-		if (this._bounds.isValid() && pxBounds.isValid()) {
+			this._rawPxBounds.min.subtract(p),
-			pxBounds.min._subtract(p);
+			this._rawPxBounds.max.add(p)
-			pxBounds.max._add(p);
+		]);
-			this._pxBounds = pxBounds;
-		}
 	},
 
 	// recursively turns latlngs into a set of rings with projected coordinates
@@ -8704,10 +8736,10 @@ var GeoJSON = FeatureGroup.extend({
 	},
 
 	_setLayerStyle: function (layer, style) {
-		if (typeof style === 'function') {
-			style = style(layer.feature);
-		}
 		if (layer.setStyle) {
+			if (typeof style === 'function') {
+				style = style(layer.feature);
+			}
 			layer.setStyle(style);
 		}
 	}
@@ -8857,19 +8889,25 @@ var PointToGeoJSON = {
 };
 
 // @namespace Marker
-// @method toGeoJSON(): Object
+// @method toGeoJSON(precision?: Number): Object
+// `precision` is the number of decimal places for coordinates.
+// The default value is 6 places.
 // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the marker (as a GeoJSON `Point` Feature).
 Marker.include(PointToGeoJSON);
 
 // @namespace CircleMarker
-// @method toGeoJSON(): Object
+// @method toGeoJSON(precision?: Number): Object
+// `precision` is the number of decimal places for coordinates.
+// The default value is 6 places.
 // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the circle marker (as a GeoJSON `Point` Feature).
 Circle.include(PointToGeoJSON);
 CircleMarker.include(PointToGeoJSON);
 
 
 // @namespace Polyline
-// @method toGeoJSON(): Object
+// @method toGeoJSON(precision?: Number): Object
+// `precision` is the number of decimal places for coordinates.
+// The default value is 6 places.
 // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polyline (as a GeoJSON `LineString` or `MultiLineString` Feature).
 Polyline.include({
 	toGeoJSON: function (precision) {
@@ -8885,7 +8923,9 @@ Polyline.include({
 });
 
 // @namespace Polygon
-// @method toGeoJSON(): Object
+// @method toGeoJSON(precision?: Number): Object
+// `precision` is the number of decimal places for coordinates.
+// The default value is 6 places.
 // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polygon (as a GeoJSON `Polygon` or `MultiPolygon` Feature).
 Polygon.include({
 	toGeoJSON: function (precision) {
@@ -8921,7 +8961,9 @@ LayerGroup.include({
 		});
 	},
 
-	// @method toGeoJSON(): Object
+	// @method toGeoJSON(precision?: Number): Object
+	// `precision` is the number of decimal places for coordinates.
+	// The default value is 6 places.
 	// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the layer group (as a GeoJSON `FeatureCollection`, `GeometryCollection`, or `MultiPoint`).
 	toGeoJSON: function (precision) {
 
@@ -9266,7 +9308,12 @@ var VideoOverlay = ImageOverlay.extend({
 
 		// @option loop: Boolean = true
 		// Whether the video will loop back to the beginning when played.
-		loop: true
+		loop: true,
+
+		// @option keepAspectRatio: Boolean = true
+		// Whether the video will save aspect ratio after the projection.
+		// Relevant for supported browsers. Browser compatibility- https://developer.mozilla.org/en-US/docs/Web/CSS/object-fit
+		keepAspectRatio: true
 	},
 
 	_initImage: function () {
@@ -9296,6 +9343,7 @@ var VideoOverlay = ImageOverlay.extend({
 
 		if (!isArray(this._url)) { this._url = [this._url]; }
 
+		if (!this.options.keepAspectRatio && vid.style.hasOwnProperty('objectFit')) { vid.style['objectFit'] = 'fill'; }
 		vid.autoplay = !!this.options.autoplay;
 		vid.loop = !!this.options.loop;
 		for (var i = 0; i < this._url.length; i++) {
@@ -9319,6 +9367,49 @@ function videoOverlay(video, bounds, options) {
 	return new VideoOverlay(video, bounds, options);
 }
 
+/*
+ * @class SVGOverlay
+ * @aka L.SVGOverlay
+ * @inherits ImageOverlay
+ *
+ * Used to load, display and provide DOM access to an SVG file over specific bounds of the map. Extends `ImageOverlay`.
+ *
+ * An SVG overlay uses the [`<svg>`](https://developer.mozilla.org/docs/Web/SVG/Element/svg) element.
+ *
+ * @example
+ *
+ * ```js
+ * var element = '<svg width="200" height="200" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><image xlink:href="https://mdn.mozillademos.org/files/6457/mdn_logo_only_color.png" height="200" width="200"/></svg>',
+ * 		 elementBounds = [ [ 32, -130 ], [ 13, -100 ] ];
+ * L.svgOverlay(element, elementBounds).addTo(map);
+ * ```
+ */
+
+var SVGOverlay = ImageOverlay.extend({
+	_initImage: function () {
+		var el = this._image = this._url;
+
+		addClass(el, 'leaflet-image-layer');
+		if (this._zoomAnimated) { addClass(el, 'leaflet-zoom-animated'); }
+
+		el.onselectstart = falseFn;
+		el.onmousemove = falseFn;
+	}
+
+	// @method getElement(): SVGElement
+	// Returns the instance of [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)
+	// used by this overlay.
+});
+
+
+// @factory L.svgOverlay(svg: String|SVGElement, bounds: LatLngBounds, options?: SVGOverlay options)
+// Instantiates an image overlay object given an SVG element and the geographical bounds it is tied to.
+// A viewBox attribute is required on the SVG element to zoom in and out properly.
+
+function svgOverlay(el, bounds, options) {
+	return new SVGOverlay(el, bounds, options);
+}
+
 /*
  * @class DivOverlay
  * @inherits Layer
@@ -9473,6 +9564,38 @@ var DivOverlay = Layer.extend({
 		return this;
 	},
 
+	_prepareOpen: function (parent, layer, latlng) {
+		if (!(layer instanceof Layer)) {
+			latlng = layer;
+			layer = parent;
+		}
+
+		if (layer instanceof FeatureGroup) {
+			for (var id in parent._layers) {
+				layer = parent._layers[id];
+				break;
+			}
+		}
+
+		if (!latlng) {
+			if (layer.getCenter) {
+				latlng = layer.getCenter();
+			} else if (layer.getLatLng) {
+				latlng = layer.getLatLng();
+			} else {
+				throw new Error('Unable to get source layer LatLng.');
+			}
+		}
+
+		// set overlay source to this layer
+		this._source = layer;
+
+		// update the overlay (content, layout, ect...)
+		this.update();
+
+		return latlng;
+	},
+
 	_updateContent: function () {
 		if (!this._content) { return; }
 
@@ -9927,28 +10050,8 @@ Layer.include({
 	// @method openPopup(latlng?: LatLng): this
 	// Opens the bound popup at the specified `latlng` or at the default popup anchor if no `latlng` is passed.
 	openPopup: function (layer, latlng) {
-		if (!(layer instanceof Layer)) {
-			latlng = layer;
-			layer = this;
-		}
-
-		if (layer instanceof FeatureGroup) {
-			for (var id in this._layers) {
-				layer = this._layers[id];
-				break;
-			}
-		}
-
-		if (!latlng) {
-			latlng = layer.getCenter ? layer.getCenter() : layer.getLatLng();
-		}
-
 		if (this._popup && this._map) {
-			// set popup source to this layer
+			latlng = this._popup._prepareOpen(this, layer, latlng);
-			this._popup._source = layer;
-
-			// update the popup (content, layout, ect...)
-			this._popup.update();
 
 			// open the popup on the map
 			this._map.openPopup(this._popup, latlng);
@@ -10345,29 +10448,8 @@ Layer.include({
 	// @method openTooltip(latlng?: LatLng): this
 	// Opens the bound tooltip at the specified `latlng` or at the default tooltip anchor if no `latlng` is passed.
 	openTooltip: function (layer, latlng) {
-		if (!(layer instanceof Layer)) {
-			latlng = layer;
-			layer = this;
-		}
-
-		if (layer instanceof FeatureGroup) {
-			for (var id in this._layers) {
-				layer = this._layers[id];
-				break;
-			}
-		}
-
-		if (!latlng) {
-			latlng = layer.getCenter ? layer.getCenter() : layer.getLatLng();
-		}
-
 		if (this._tooltip && this._map) {
-
+			latlng = this._tooltip._prepareOpen(this, layer, latlng);
-			// set tooltip source to this layer
-			this._tooltip._source = layer;
-
-			// update the tooltip (content, layout, ect...)
-			this._tooltip.update();
 
 			// open the tooltip on the map
 			this._map.openTooltip(this._tooltip, latlng);
@@ -10478,8 +10560,9 @@ var DivIcon = Icon.extend({
 		// iconAnchor: (Point),
 		// popupAnchor: (Point),
 
-		// @option html: String = ''
+		// @option html: String|HTMLElement = ''
-		// Custom HTML code to put inside the div element, empty by default.
+		// Custom HTML code to put inside the div element, empty by default. Alternatively,
+		// an instance of `HTMLElement`.
 		html: false,
 
 		// @option bgPos: Point = [0, 0]
@@ -10493,7 +10576,12 @@ var DivIcon = Icon.extend({
 		var div = (oldIcon && oldIcon.tagName === 'DIV') ? oldIcon : document.createElement('div'),
 		    options = this.options;
 
-		div.innerHTML = options.html !== false ? options.html : '';
+		if (options.html instanceof Element) {
+			empty(div);
+			div.appendChild(options.html);
+		} else {
+			div.innerHTML = options.html !== false ? options.html : '';
+		}
 
 		if (options.bgPos) {
 			var bgPos = toPoint(options.bgPos);
@@ -13883,6 +13971,8 @@ exports.ImageOverlay = ImageOverlay;
 exports.imageOverlay = imageOverlay;
 exports.VideoOverlay = VideoOverlay;
 exports.videoOverlay = videoOverlay;
+exports.SVGOverlay = SVGOverlay;
+exports.svgOverlay = svgOverlay;
 exports.DivOverlay = DivOverlay;
 exports.Popup = Popup;
 exports.popup = popup;